{"key": "/works/OL1474232W", "title": "Guides to traffic safety; ..", "subject_places": ["United States"], "first_publish_date": "1937", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL156168A"}}], "type": {"key": "/type/work"}, "subjects": ["Roads", "Traffic regulations", "Traffic safety", "Accidents", "Prevention", "Bibliography"], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2009-12-09T21:38:44.509140"}, "last_modified": {"type": "/type/datetime", "value": "2026-05-27T11:33:12.580876"}}